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A ‘Lobby’ Where a Molecule Mob Tells Genes What to Do
Highly repetitive regions of junk DNA may be the key to a newly discovered mechanism for gene regulation.
New Cell Atlases Reveal Untold Variety in the Brain and Beyond
Recent efforts to map every cell in the human body have researchers floored by unfathomable diversity, with many thousands of subtly different types of cells in the human brain alone.
During Pregnancy, a Fake ‘Infection’ Protects the Fetus
Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus.
Primitive Asgard Cells Show Life on the Brink of Complexity
As researchers race to cultivate more of the intriguing cells from the deep seafloor, the few cells now growing in labs are giving us our best glimpses of the forerunners of all complex life.
Global Microbiome Study Gives New View of Shared Health Risks
The most comprehensive survey of how we share our microbiomes suggests a new way of thinking about the risks of developing some diseases that aren’t usually considered contagious.
She Studies Growing Arteries to Aid Heart Attack Recovery
Regenerative medicine researcher Kristy Red Horse’s discoveries may someday help damaged hearts heal better. Her stewardship of her Native American heritage may advance science in other ways too.